{"id":"https://openalex.org/W2006994692","doi":"https://doi.org/10.1111/j.1398-9995.2004.00562.x","title":"Stabilization of asthma prevalence among adolescents and increase among schoolchildren (ISAAC phases I and III) in Spain*","display_name":"Stabilization of asthma prevalence among adolescents and increase among schoolchildren (ISAAC phases I and III) in Spain*","publication_year":2004,"publication_date":"2004-10-26","ids":{"openalex":"https://openalex.org/W2006994692","doi":"https://doi.org/10.1111/j.1398-9995.2004.00562.x","mag":"2006994692","pmid":"https://pubmed.ncbi.nlm.nih.gov/15507099"},"language":"en","primary_location":{"id":"doi:10.1111/j.1398-9995.2004.00562.x","doi":"https://doi.org/10.1111/j.1398-9995.2004.00562.x","is_oa":false,"landing_page_url":"https://doi.org/10.1111/j.1398-9995.2004.00562.x","pdf_url":null,"source":{"id":"https://openalex.org/S68090385","display_name":"Allergy","issn_l":"0105-4538","issn":["0105-4538","1398-9995"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-a","doyens","jufo-3","ki-jl-2","medline","norway-2","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Allergy","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","pubmed"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5006249149","display_name":"Luis Garc\u00eda\u2010Marcos","orcid":"https://orcid.org/0000-0002-0925-3851","observed_orcids":["https://orcid.org/0000-0002-0925-3851"]},"institutions":[{"id":"https://openalex.org/I80180929","display_name":"Universidad de Murcia","ror":"https://ror.org/03p3aeb86","country_code":"ES","type":"education","lineage":["https://openalex.org/I80180929"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"L. Garc\u00eda\u2010Marcos","raw_affiliation_strings":["Cartagena Clinical & Research Unit and Department of Pediatrics, University of Murcia, Spain","Cartagena Clinical and Research Unit and Department of Pediatrics, University of Murcia, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Cartagena Clinical & Research Unit and Department of Pediatrics, University of Murcia, Spain","institution_ids":["https://openalex.org/I80180929"]},{"raw_affiliation_string":"Cartagena Clinical and Research Unit and Department of Pediatrics, University of Murcia, Spain","institution_ids":["https://openalex.org/I80180929"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112444706","display_name":"Alfredo Blanco Quir\u00f3s","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I108103353","display_name":"Universidad de Valladolid","ror":"https://ror.org/01fvbaw18","country_code":"ES","type":"education","lineage":["https://openalex.org/I108103353"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"A. Blanco Quir\u00f3s","raw_affiliation_strings":["Department of Pediatrics, University of Valladolid"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Pediatrics, University of Valladolid","institution_ids":["https://openalex.org/I108103353"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102432820","display_name":"G. Garc\u00eda Hern\u00e1ndez","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210101691","display_name":"Hospital Universitario 12 De Octubre","ror":"https://ror.org/00qyh5r35","country_code":"ES","type":"healthcare","lineage":["https://openalex.org/I4210101691","https://openalex.org/I4210139293"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"G. Garc\u00eda Hern\u00e1ndez","raw_affiliation_strings":["Pediatric Allergy and Pneumology Unit, 12 de Octubre Chldren's Hospital, Madrid"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Pediatric Allergy and Pneumology Unit, 12 de Octubre Chldren's Hospital, Madrid","institution_ids":["https://openalex.org/I4210101691"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5020733058","display_name":"Francisco Guill\u00e9n\u2010Grima","orcid":"https://orcid.org/0000-0001-9749-8076","observed_orcids":["https://orcid.org/0000-0001-9749-8076"]},"institutions":[{"id":"https://openalex.org/I175051016","display_name":"Universidad P\u00fablica de Navarra (UPNA)","ror":"https://ror.org/02z0cah89","country_code":"ES","type":"education","lineage":["https://openalex.org/I175051016"]},{"id":"https://openalex.org/I88155538","display_name":"Universidad de Navarra","ror":"https://ror.org/02rxc7m23","country_code":"ES","type":"education","lineage":["https://openalex.org/I88155538"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"F. Guill\u00e9n\u2010Grima","raw_affiliation_strings":["Department of Health Sciences, Public University of Navarra"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Health Sciences, Public University of Navarra","institution_ids":["https://openalex.org/I175051016","https://openalex.org/I88155538"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103841974","display_name":"Carlos Gonz\u00e1lez D\u00edaz","orcid":"https://orcid.org/0000-0003-3745-7779","observed_orcids":["https://orcid.org/0000-0003-3745-7779"]},"institutions":[{"id":"https://openalex.org/I4210092871","display_name":"Hospital de Basurto","ror":"https://ror.org/00j4pze04","country_code":"ES","type":"healthcare","lineage":["https://openalex.org/I4210092871","https://openalex.org/I4210125364"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"C. Gonz\u00e1lez D\u00edaz","raw_affiliation_strings":["Department of Pediatrics, Basurto Hospital, Bilbao"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Pediatrics, Basurto Hospital, Bilbao","institution_ids":["https://openalex.org/I4210092871"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101816452","display_name":"Ignacio Carvajal\u2010Urue\u00f1a","orcid":"https://orcid.org/0000-0003-1080-5809","observed_orcids":["https://orcid.org/0000-0003-1080-5809"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"I. Carvajal Ure\u00f1a","raw_affiliation_strings":["Las Vegas Health Centre, Asturias"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Las Vegas Health Centre, Asturias","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5104365689","display_name":"Alberto Arnedo Pena","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"A. Arnedo Pena","raw_affiliation_strings":["Department of Epidemiology, Regional Health Authority, Castello\u0301n","Department of Epidemiology, Regional Health Authority, Castell\u00f3n"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Epidemiology, Regional Health Authority, Castello\u0301n","institution_ids":[]},{"raw_affiliation_string":"Department of Epidemiology, Regional Health Authority, Castell\u00f3n","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5075005077","display_name":"Rosa Busquets Monge","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210130874","display_name":"Hospital Del Mar","ror":"https://ror.org/03a8gac78","country_code":"ES","type":"healthcare","lineage":["https://openalex.org/I4210130874"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"R. Busquets Monge","raw_affiliation_strings":["Department of Pediatrics, Hospital del Mar, Barcelona"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Pediatrics, Hospital del Mar, Barcelona","institution_ids":["https://openalex.org/I4210130874"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5042406055","display_name":"Mar\u00eda Morales\u2010Su\u00e1rez\u2010Varela","orcid":"https://orcid.org/0000-0003-0785-1492","observed_orcids":["https://orcid.org/0000-0003-0785-1492"]},"institutions":[{"id":"https://openalex.org/I16097986","display_name":"Universitat de Val\u00e8ncia","ror":"https://ror.org/043nxc105","country_code":"ES","type":"education","lineage":["https://openalex.org/I16097986"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"M. Morales Su\u00e1rez\u2010Varela","raw_affiliation_strings":["Public and Environmental Health Unit, Department of Preventive Medicine, University of Valencia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Public and Environmental Health Unit, Department of Preventive Medicine, University of Valencia","institution_ids":["https://openalex.org/I16097986"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5063379693","display_name":"\u00c1ngel L\u00f3pez-Silvarrey Varela","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4405269932","display_name":"Fundaci\u00f3n Mar\u00eda Jos\u00e9 Jove","ror":"https://ror.org/05ntt5e09","country_code":"ES","type":"nonprofit","lineage":["https://openalex.org/I4405269932"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"A. L\u00f3pez\u2010Silvarrey Varela","raw_affiliation_strings":["Mari\u0301a Jose\u0301 Jove Foundation, La Corun\u0303a","Mar\u00eda Jos\u00e9 Jove Foundation, La Coru\u00f1a"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Mari\u0301a Jose\u0301 Jove Foundation, La Corun\u0303a","institution_ids":["https://openalex.org/I4405269932"]},{"raw_affiliation_string":"Mar\u00eda Jos\u00e9 Jove Foundation, La Coru\u00f1a","institution_ids":["https://openalex.org/I4405269932"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111474329","display_name":"P. G\u00f3mez Cabanillas","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210138941","display_name":"Donostiako Unibertsitate Ospitalea","ror":"https://ror.org/04fkwzm96","country_code":"ES","type":"healthcare","lineage":["https://openalex.org/I169108374","https://openalex.org/I4210125364","https://openalex.org/I4210138941"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"P. G\u00f3mez Cabanillas","raw_affiliation_strings":["Department of Pediatrics, Donostia Hospital, San Sebastia\u0301n","Department of Pediatrics, Donostia Hospital, San Sebasti\u00e1n"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Pediatrics, Donostia Hospital, San Sebastia\u0301n","institution_ids":["https://openalex.org/I4210138941"]},{"raw_affiliation_string":"Department of Pediatrics, Donostia Hospital, San Sebasti\u00e1n","institution_ids":["https://openalex.org/I4210138941"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5103529486","display_name":"Jos\u00e9 Batlles Garrido","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210151531","display_name":"Complejo Hospitalario Torrec\u00e1rdenas","ror":"https://ror.org/04v91tb50","country_code":"ES","type":"healthcare","lineage":["https://openalex.org/I158283456","https://openalex.org/I4210151531"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"J. Batlles Garrido","raw_affiliation_strings":["Department of Pediatrics, Torreca\u0301rdenas Hospital, Almeri\u0301a, Spain","Department of Pediatrics, Torrec\u00e1rdenas Hospital, Almer\u00eda, Spain"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Pediatrics, Torreca\u0301rdenas Hospital, Almeri\u0301a, Spain","institution_ids":["https://openalex.org/I4210151531"]},{"raw_affiliation_string":"Department of Pediatrics, Torrec\u00e1rdenas Hospital, Almer\u00eda, Spain","institution_ids":["https://openalex.org/I4210151531"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":11,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":5300,"currency":"USD","value_usd":5300},"apc_paid":null,"fwci":8.9199,"has_fulltext":false,"cited_by_count":153,"citation_normalized_percentile":{"value":0.98207929,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":88,"max":99},"biblio":{"volume":"59","issue":"12","first_page":"1301","last_page":"1307"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10051","display_name":"Asthma and respiratory diseases","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/2740","display_name":"Pulmonary and Respiratory Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T10051","display_name":"Asthma and respiratory diseases","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/2740","display_name":"Pulmonary and Respiratory Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T12208","display_name":"Occupational exposure and asthma","score":0.00019999999494757503,"subfield":{"id":"https://openalex.org/subfields/2739","display_name":"Public Health, Environmental and Occupational Health"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10877","display_name":"Allergic Rhinitis and Sensitization","score":9.999999747378752e-05,"subfield":{"id":"https://openalex.org/subfields/2723","display_name":"Immunology and Allergy"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/asthma-prevalence","display_name":"asthma prevalence","score":0.9210000038146973},{"id":"https://openalex.org/keywords/wheezing","display_name":"wheezing","score":0.8209999799728394},{"id":"https://openalex.org/keywords/childhood-asthma","display_name":"childhood asthma","score":0.7929999828338623},{"id":"https://openalex.org/keywords/adolescents","display_name":"adolescents","score":0.5569999814033508},{"id":"https://openalex.org/keywords/elementary-school-students","display_name":"elementary school students","score":0.6079999804496765},{"id":"https://openalex.org/keywords/temporal-trends","display_name":"temporal trends","score":0.6899999976158142},{"id":"https://openalex.org/keywords/isaac","display_name":"Isaac","score":0.7850000262260437},{"id":"https://openalex.org/keywords/sex-differences","display_name":"sex differences","score":0.527999997138977},{"id":"https://openalex.org/keywords/spanish-children","display_name":"Spanish children","score":0.4860000014305115}],"concepts":[{"id":"https://openalex.org/C2776042228","wikidata":"https://www.wikidata.org/wiki/Q35869","display_name":"Asthma","level":2,"score":0.8438115119934082},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.7811141610145569},{"id":"https://openalex.org/C187212893","wikidata":"https://www.wikidata.org/wiki/Q123028","display_name":"Pediatrics","level":1,"score":0.6862191557884216},{"id":"https://openalex.org/C207480886","wikidata":"https://www.wikidata.org/wiki/Q42982","display_name":"Allergy","level":2,"score":0.5707921385765076},{"id":"https://openalex.org/C149923435","wikidata":"https://www.wikidata.org/wiki/Q37732","display_name":"Demography","level":1,"score":0.5437194108963013},{"id":"https://openalex.org/C186079640","wikidata":"https://www.wikidata.org/wiki/Q719602","display_name":"Prevalence","level":3,"score":0.4992411136627197},{"id":"https://openalex.org/C142052008","wikidata":"https://www.wikidata.org/wiki/Q954027","display_name":"Cross-sectional study","level":2,"score":0.4254035949707031},{"id":"https://openalex.org/C986699","wikidata":"https://www.wikidata.org/wiki/Q7939","display_name":"El Ni\u00f1o","level":2,"score":0.41086477041244507},{"id":"https://openalex.org/C107130276","wikidata":"https://www.wikidata.org/wiki/Q133805","display_name":"Epidemiology","level":2,"score":0.3924437165260315},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.12249794602394104},{"id":"https://openalex.org/C203014093","wikidata":"https://www.wikidata.org/wiki/Q101929","display_name":"Immunology","level":1,"score":0.08692315220832825},{"id":"https://openalex.org/C144024400","wikidata":"https://www.wikidata.org/wiki/Q21201","display_name":"Sociology","level":0,"score":0.0},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D000293","descriptor_name":"Adolescent","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D001249","descriptor_name":"Asthma","qualifier_ui":"Q000453","qualifier_name":"epidemiology","is_major_topic":true},{"descriptor_ui":"D002648","descriptor_name":"Child","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D003430","descriptor_name":"Cross-Sectional Studies","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005260","descriptor_name":"Female","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008297","descriptor_name":"Male","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D011795","descriptor_name":"Surveys and Questionnaires","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D013030","descriptor_name":"Spain","qualifier_ui":"Q000453","qualifier_name":"epidemiology","is_major_topic":false},{"descriptor_ui":"D015995","descriptor_name":"Prevalence","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":2,"locations":[{"id":"doi:10.1111/j.1398-9995.2004.00562.x","doi":"https://doi.org/10.1111/j.1398-9995.2004.00562.x","is_oa":false,"landing_page_url":"https://doi.org/10.1111/j.1398-9995.2004.00562.x","pdf_url":null,"source":{"id":"https://openalex.org/S68090385","display_name":"Allergy","issn_l":"0105-4538","issn":["0105-4538","1398-9995"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-a","doyens","jufo-3","ki-jl-2","medline","norway-2","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Allergy","raw_type":"journal-article"},{"id":"pmid:15507099","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/15507099","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Allergy","raw_type":"Comparative Study"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being","score":1.0}],"study_designs":[{"id":"https://openalex.org/study-designs/observational-study","display_name":"Observational Study"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":30,"referenced_works":["https://openalex.org/W1496963813","https://openalex.org/W1786619475","https://openalex.org/W1973976588","https://openalex.org/W1988775780","https://openalex.org/W1988990442","https://openalex.org/W1997522690","https://openalex.org/W2011626601","https://openalex.org/W2018708740","https://openalex.org/W2019736847","https://openalex.org/W2034150231","https://openalex.org/W2042487985","https://openalex.org/W2051280835","https://openalex.org/W2056508272","https://openalex.org/W2065945880","https://openalex.org/W2068448073","https://openalex.org/W2069437756","https://openalex.org/W2079751310","https://openalex.org/W2087009721","https://openalex.org/W2097006253","https://openalex.org/W2104637568","https://openalex.org/W2115337066","https://openalex.org/W2117786246","https://openalex.org/W2136469290","https://openalex.org/W2142010704","https://openalex.org/W2147280137","https://openalex.org/W2148572452","https://openalex.org/W2150978227","https://openalex.org/W2170523936","https://openalex.org/W2171814130","https://openalex.org/W2398866991"],"related_works":["https://openalex.org/W4287985284","https://openalex.org/W3097154682","https://openalex.org/W2998909111","https://openalex.org/W1964208402","https://openalex.org/W2065080205","https://openalex.org/W2144600729","https://openalex.org/W2126765063","https://openalex.org/W2429634823","https://openalex.org/W2119888764","https://openalex.org/W1967252203"],"abstract_inverted_index":{"BACKGROUND:":[0],"Most":[1],"studies":[2,16,59],"show":[3],"a":[4,44,73,159],"steep":[5],"increase":[6,161],"in":[7,10,43,68,72,85,100,106,126,130,162,164,201,209],"asthma":[8,42,197],"prevalence":[9,40,123,195],"the":[11,19,26,29,39,51,61,127,165,185,190,194],"last":[12,191],"decades,":[13],"although":[14],"few":[15],"had":[17],"applied":[18],"same":[20,186],"methodology.":[21],"Recent":[22],"reports":[23],"point":[24],"out":[25],"possibility":[27],"that":[28],"epidemic":[30],"has":[31,198,206],"come":[32],"to":[33],"an":[34],"end.":[35],"We":[36],"have":[37],"studied":[38],"of":[41,48,64,75,95,124,156,196],"very":[45],"large":[46],"sample":[47,74],"children,":[49],"repeating":[50],"study":[52],"eight":[53],"years":[54,83,134,155],"apart.":[55],"METHODS:":[56],"Repeated":[57],"cross-sectional":[58],"using":[60],"International":[62],"Study":[63],"Asthma":[65],"and":[66,80,89,103,117,137,141,143,150,169,173,175,181],"Allergies":[67],"Childhood":[69],"(ISAAC)":[70],"protocol":[71],"Spanish":[76,203],"schoolchildren":[77],"6-7":[78,154],"(parent-reported)":[79],"13-14":[81,133],"(self-reported)":[82],"old":[84],"1994-95":[86],"(phase":[87,91],"I)":[88],"2002-2003":[90],"III).":[92],"The":[93,109,122],"number":[94],"participants":[96],"was":[97,112,135],"42":[98,104],"417":[99],"phase":[101,107],"I":[102,149],"813":[105],"III.":[108],"participation":[110],"rate":[111],"over":[113],"87%":[114],"(13-14":[115],"years)":[116],"70%":[118],"(6-7":[119],"years).":[120],"RESULTS:":[121],"wheezing":[125,163],"previous":[128,166],"year":[129,167],"children":[131,204],"aged":[132],"9.0":[136],"9.3%":[138],"for":[139,145,147,171,177],"boys":[140,172],"9.6":[142],"9.2%":[144],"girls":[146],"phases":[148],"III,":[151],"respectively.":[152],"Children":[153],"age":[157],"showed":[158],"substantial":[160],"(7.0":[168],"10.7%":[170],"5.3":[174],"8.2%":[176],"girls).":[178],"Other":[179],"symptoms":[180],"severity":[182],"indexes":[183],"followed":[184],"patterns.":[187],"CONCLUSIONS:":[188],"In":[189],"8":[192],"years,":[193],"not":[199],"changed":[200],"13-14-year-old":[202],"but":[205],"increased":[207],"substantially":[208],"6-7-year":[210],"olds.":[211]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":5},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":5},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":6},{"year":2014,"cited_by_count":6},{"year":2013,"cited_by_count":9},{"year":2012,"cited_by_count":7}],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2016-06-24T00:00:00"}
